Know Your Environment. Protect Your Health.

o-Dichlorobenzene

Ashcreek Addition

o-Dichlorobenzene is used as a chemical intermediate for making agricultural herbicides. It is toxic to the liver, kidneys and the nervous system, and causes cancer in animal studies.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND20ND
2022ND20ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 600 ppb

The EWG Health Guideline of 600 ppb for o-dichlorobenzene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

EPA Maximum Contaminant
Level (MCL): 600 ppb

The legal limit for o-dichlorobenzene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1970s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-13Q1805886001ND
2018-02-13Q1805886004ND
2019-08-12Q1954005001ND
2019-08-12Q1954005003ND
2020-02-12Q2005777005ND
2020-02-12Q2005777007ND
2021-07-08Q2117906006ND
2021-07-08Q2117906008ND
2022-09-29Q2229353001ND
2022-09-29Q2229353003ND
2023-12-04Q2351639001ND
2023-12-04Q2351639003ND